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Citation: Midtgaard, Rune. RepFocus - A Survey of the Reptiles of the World. (www.repfocus.dk).
Latest update: December 31st, 2022.

Taxonomy of the family Bipedidae
Bibliography of the genus Bipes
Biodiversity of the genus Bipes


Two-legged Worm Lizards


Tobenede Ormeøgler

1802 Bipes Latreille (type species: Bipes canaliculatus Latreille in Sonnini & Latreille 1801)
1804 Microdipus Hermann (type species: Bipes canaliculatus Latreille in Sonnini & Latreille 1801; syn. Gans 2005)
1811 Bimanus Oppel (type species: Chamaesaura propus Schneider 1801; syn. Gans 2005)
1817 Chirotes Cuvier (type species: "Bimane cannelé" [=Bipes canaliculatus Bonnaterre 1789 fide Gans 1967]; syn. Gans 2005)
1894 Euchirotes Cope (type species: Euchirotes biporus Cope 1894; syn. Gans 2005)
1894 Hemichirotes Dugès (type species: Hemichirotes tridactylus Dugès 1894; syn. Gans 2005)

Contents: 3 species, all of which are endemic.
Endemism: 0% 100%
Remarks: Previously included in the family Amphisbaenidae. First recognized as a separate family by Gans (1978).
Distribution: Mexico (Baja California Norte, Baja California Sur, Guerrero, Michoacan).

Bipes biporus

Five-toed Worm Lizard, Mole Lizard, Ajolote

Fünfzehige Handwühle, Fünffingrige Handwühle

Femtået Muldvarpeøgle

1894 Euchirotes biporus Cope
Euchirotes diporus [lapsus] Cope 1896 (Gans 2005)
Bipes biporus Stejneger & Barbour 1917

Distribution: Mexico (Baja California Norte, Baja California Sur).

Bipes canaliculatus

Four-toed Worm Lizard

Vierfingrige Handwühle

Firtået Muldvarpeøgle

1801 Bipes canaliculatus Latreille in Sonnini & Latreille
Chirotes canaliculatus Merrem 1820
1795 Lacerta lumbricoides Shaw (Gans 2005)
1798 Lacerta mexicana Donndorff (Gans 2005)
1798 Lacerta sulcata Suckow (Gans 2005)
1801 Chamaesaura propus Schneider (Gans 2005)
1966 Bipes caniculatus multiannulatus [lapsus] Alvarez "1964" (Gans 2005)
1977 Bipes alvarezi Smith & Smith (Papenfuss 1982; Gans 2005)

Remarks: Flores-Villela, Smith, Chiszar & Zamudio (2004) demonstrated that the correct authorship of this species is Latreille in Sonnini & Latreille 1801, and not Bonnaterre 1789, as it was long thought.
Distribution: Mexico (Guerrero, Michoacan).

Bipes tridactylus

Three-toed Worm Lizard

Dreifingrige Handwühle

Tretået Muldvarpeøgle

1894 Hemichirotes tridactylus Dugès
Bipes tridactylus Smith & Necker 1943

Distribution: Mexico (Guerrero).